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WO2016027365A1 - Système d'affichage d'image, dispositif de commande d'image, dispositif d'affichage et procédé de commande d'affichage - Google Patents

Système d'affichage d'image, dispositif de commande d'image, dispositif d'affichage et procédé de commande d'affichage Download PDF

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Publication number
WO2016027365A1
WO2016027365A1 PCT/JP2014/071990 JP2014071990W WO2016027365A1 WO 2016027365 A1 WO2016027365 A1 WO 2016027365A1 JP 2014071990 W JP2014071990 W JP 2014071990W WO 2016027365 A1 WO2016027365 A1 WO 2016027365A1
Authority
WO
WIPO (PCT)
Prior art keywords
display
writing
display control
image
display surface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2014/071990
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English (en)
Japanese (ja)
Inventor
道夫 富澤
孝一 荒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp NEC Display Solutions Ltd
Original Assignee
NEC Display Solutions Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Display Solutions Ltd filed Critical NEC Display Solutions Ltd
Priority to JP2016543773A priority Critical patent/JP6222760B2/ja
Priority to PCT/JP2014/071990 priority patent/WO2016027365A1/fr
Priority to US15/317,859 priority patent/US10438384B2/en
Priority to CN201480080636.XA priority patent/CN106662973B/zh
Publication of WO2016027365A1 publication Critical patent/WO2016027365A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/20—Drawing from basic elements, e.g. lines or circles
    • G06T11/203—Drawing of straight lines or curves
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
    • G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/048—Indexing scheme relating to G06F3/048
    • G06F2203/04808—Several contacts: gestures triggering a specific function, e.g. scrolling, zooming, right-click, when the user establishes several contacts with the surface simultaneously; e.g. using several fingers or a combination of fingers and pen

Definitions

  • the present invention relates to an image display system, a display control device, a display device, and a display control method.
  • the IWB system is a system capable of operating a display image on a display device using an input device such as an electronic pen.
  • an input device such as an electronic pen.
  • the IWB system when the user writes on the display surface of the display device using the input device, the position indicated by the input device corresponding to the writing is detected, and an image corresponding to the writing (for example, based on the detection result) , The locus of the position pointed to by the input device) is displayed superimposed on the display image of the display device.
  • the user can write characters and figures on the display image as if they were written by hand.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2013-164489 assigns unique identification information to each of a plurality of input devices and performs writing.
  • there is a method of dividing the display surface of the display device for example, dividing it into left and right) and displaying an image corresponding to writing in each area in a different manner.
  • a plurality of users for example, two users
  • one user is writing on the right side of the display image located on the right side of the display device, and the other user is on the display device. It is considered that writing is often performed around the left side of the display image located on the left side.
  • the display image is divided into right and left, and the image corresponding to the writing to the left area and the image corresponding to the writing to the right area are displayed in different manners, so that it can respond to the writing of a plurality of users. Images can be distinguished.
  • Patent Document 1 In the method disclosed in Patent Document 1, an input device to which unique identification information is assigned and an application (drawing application) for identifying the identification information assigned to the input device are required. Since these are difficult to be used between different IWB systems, the method disclosed in Patent Document 1 has a problem of lack of versatility. In the method of dividing the display image of the display device and displaying the image corresponding to writing in a different manner according to the written display, it is not necessary to assign unique identification information to the input device, ensuring versatility can do. However, this method has a problem in that it is not convenient because the area in which each user can write is limited. An object of the present invention is to provide an image cover system, a display control device, a display device, and a display capable of distinguishing images according to writing by a plurality of users and improving convenience while ensuring versatility. It is to provide a control method.
  • the image display system of the present invention includes: A display device; A detection device for detecting a position on the display surface of the display device indicated by the input device; A display control apparatus that displays an image corresponding to the writing on the display device according to a setting according to a position on the display surface where the writing is started in response to writing to the display surface using the input device. And The setting differs depending on the area on the display surface determined by a plurality of reference points.
  • the display control apparatus of the present invention provides: In response to writing on the display surface using an input device indicating a position on the display surface of the display device, an image corresponding to the writing is set according to the setting corresponding to the position on the display surface where the writing is started.
  • a display control unit for displaying on the display device The setting differs depending on the area on the display surface determined by a plurality of reference points.
  • the display device of the present invention provides: A display unit; A display control device as described above.
  • the display control method of the present invention provides: A display control method for a display device, comprising: In response to writing on the display surface using an input device indicating a position on the display surface of the display device, an image corresponding to the writing is set according to the setting corresponding to the position on the display surface where the writing is started. Displaying on the display device; The setting differs depending on the area on the display surface determined by a plurality of reference points.
  • FIG. 1 It is a figure which shows the structure of the image display system of one Embodiment of this invention. It is a figure which shows the other structure of the image display system of one Embodiment of this invention. It is a block diagram which shows the principal part structure of the display control apparatus shown to FIG. It is a figure which shows an example of a display of the display apparatus shown to FIG. It is a flowchart which shows operation
  • FIG. 1 is a diagram showing a configuration of an image display system 10 according to an embodiment of the present invention.
  • the image display system 10 detects a position indicated by the input device in accordance with the writing, and based on the detection result, writes the data.
  • This is a so-called IWB system that displays a corresponding image on a display device.
  • An image display system 10 illustrated in FIG. 1 includes a display device 11, a plurality of input devices 12 (12 a and 12 b), a detection device 13, and a display control device 14.
  • the display device 11 is a liquid crystal display, for example, and displays an image according to the control of the display control device 14.
  • the input device 12 is an input device used for the user to point to a position on the display image of the display device 11, and has, for example, a pen-shaped main body. When the user points to a desired position on the display image of the display device 11, for example, the user presses the position with the distal end portion (pen tip) of the main body of the input device 12. In response to the pressing, the input device 12 outputs infrared rays.
  • the detection device 13 has a photographing function, and is provided so that the entire display surface of the display device 11 can be photographed.
  • the detection device 13 detects the infrared output position of the input device 12 and the position of the display surface of the display device 11 in the captured image.
  • the position on the display surface of the display device 11 pointed to by the input device 12 is determined based on the detection result detected by the detection device 13.
  • the detection device 13 outputs a signal (detection result) corresponding to the position on the display surface of the display device 11 indicated by the input device 12 to the display control device 14.
  • the display control device 14 is a personal computer, for example, and controls the display of the display device 11.
  • the display control device 14 performs writing on the display surface of the display device 11 using the input device 12, and when the detection result of the position indicated by the input device 12 is output from the detection device 13 in accordance with the writing. Based on the detection result, an image corresponding to writing is displayed on the display device 11.
  • FIG. 1 the case where the display device 11 is a display such as a liquid crystal display has been described as an example.
  • the display device 11 may be a projector that is a projection display device.
  • FIG. 2 is a diagram illustrating a configuration of the image display system 10 when the display device 11 is a projector. In FIG. 2, the same components as those in FIG.
  • the display device 11 is a projector, as shown in FIG. 2, the display device 11 projects and displays an image on the projection surface 15 according to the control of the display control device 14.
  • the detection device 13 is provided so that the entire projection range (display surface) of the display device 11 can be photographed.
  • FIG. 3 is a block diagram showing a main configuration of the display control device 14.
  • the display control device 14 illustrated in FIG. 3 includes a display control unit 141.
  • the display control unit 141 communicates with the display device 11 and the detection device 13 via a communication unit (not illustrated in FIG. 3) included in the display control device 14 to control the display of the display device 11.
  • the display control device 141 when the display control device 141 receives the detection result of the detection device 13 corresponding to writing using the input device 12 from the detection device 13 via the communication unit, the display control device 141 displays an image corresponding to writing based on the detection result. It is displayed on the display device 11.
  • FIG. 4 is a diagram showing the display surface 11 a of the display device 11.
  • the display control device 14 (display control unit 141) has a plurality of different colors and line types for displaying a drawn image as settings related to the display of an image (hereinafter referred to as a drawn image) according to writing using the input device 12. I remember the pattern.
  • the display control device 14 causes the display device 11 to display dialogs 101 (101a and 101b) corresponding to different settings relating to the display of the drawn image.
  • writing pointing a position on the display surface 11a
  • the writing start point using the input device 12a is a point 102a
  • the writing start point using the input device 12b is a point 102b.
  • FIG. 5 is a flowchart illustrating the operation of the display control device 14 (display control unit 141) when selecting a setting related to display of a drawn image.
  • the display control device 14 sets reference points 103 (103a and 103b) corresponding to the dialogs 101a and 101b, respectively.
  • the display control device 14 obtains a line segment 106 that passes through the midpoint 105 of the line segment 104 that connects the reference point 103 a and the reference point 103 b and is orthogonal to the line segment 104.
  • the display surface 11a is divided into two regions, that is, a region including the dialog 101a (reference point 103a) and a region including the dialog 101b (reference point 103b).
  • the display control device 14 determines whether the dialog included in the region including the writing start point is the dialog 101a or the dialog 101b (step S11). Step S12).
  • the display control device 14 determines that the dialog 101a is included in the area including the start point of writing, the display control device 14 selects a setting corresponding to the dialog 101a as the setting relating to the display of the drawn image corresponding to the writing (step S13). If the display control device 14 determines that the writing start point is close to the dialog 101b, the display control device 14 selects a setting corresponding to the dialog 101a as a setting related to the display of the drawn image corresponding to the writing (step S14).
  • the display control device 14 since the point 102a is included in the area including the dialog 101a, the display control device 14 displays a drawing image corresponding to writing started from the point 102a according to the setting corresponding to the dialog 101a. It is displayed on the device 11. Since the point 102b is included in the area including the dialog 101b, the display control device 14 causes the display device 11 to display a drawing image corresponding to the writing started from the point 102b according to the setting corresponding to the dialog 101b. .
  • the display control device 14 sets a plurality of areas on the display surface 11a based on a plurality of reference points provided, and settings related to display of different drawn images (dialogs included in each area) in each area. Are associated with each other). Then, when writing is started, the display control device 14 follows the setting corresponding to the position of the writing start point, that is, the drawing image corresponding to the writing according to the setting corresponding to the region including the writing start point. Is displayed. In the display control device 14, it is not known whether each writing is performed using the input device 12a or the input device 12b. However, by changing the display mode of the drawn image according to writing based on the starting point of writing, it is possible to distinguish and display the image according to each user's writing.
  • the image display system 1 includes the display device 11, the detection device 13 that detects the position on the display surface of the display device 11 indicated by the input device 12, and the display control device 14. .
  • the display control device 14 displays an image corresponding to the writing in accordance with the setting corresponding to the start point for the writing. 11 is displayed.
  • the settings relating to the display of the image according to the writing differ depending on the area on the display surface of the display device 11 determined by a plurality of reference points.
  • each image corresponding to each writing can be displayed in accordance with different settings simply by changing the position on the display surface where writing is started.
  • the setting related to the display of the image corresponding to the writing is determined according to the position where writing is started, the range in which the user can perform writing is not limited. Therefore, convenience can be improved.
  • each image according to writing using a plurality of input devices can be distinguished and displayed without using a dedicated input device to which identification information is assigned. Can be secured.
  • the present invention is not limited to this, and there may be three or more dialogs.
  • the display control device 14 selects the setting related to the display of the drawn image as follows. That is, as shown in FIG. 8, the display control device 14 obtains a line segment 201 that passes through the midpoint of the line connecting the reference point 103a of the dialog 101a and the reference point 103b of the dialog 101b and is orthogonal to the line segment. .
  • the display control device 14 obtains a line segment 202 that passes through the midpoint of the line segment connecting the reference point 103b of the dialog 101b and the reference point 103c of the dialog 101c and is orthogonal to the line segment. Further, the display control device 14 obtains a line segment 203 that passes through the midpoint of the line segment connecting the reference point 103c of the dialog 101c and the reference point 103a of the dialog 101a and is orthogonal to the line segment.
  • the display control device 14 displays a drawing image corresponding to the writing in the dialog 101a. Display according to the corresponding setting.
  • the display control device 14 displays a drawing image corresponding to the writing in the dialog 101b. Display according to the corresponding setting. If the writing start point includes the dialog 101c and is included in the area divided by the line segment 202 and the line segment 203, the display control device 14 displays a drawing image corresponding to the writing in the dialog 101c. Display according to the corresponding setting.
  • the method for determining the boundary lines (line segments 201 to 203) used for selecting the setting related to the display of the drawn image is not limited to the above-described method, and an area near the dialog is included in the area including the dialog. It is desirable to determine as follows. In this way, by starting writing from a point close to the dialog, the drawn image corresponding to the writing is displayed according to the setting corresponding to the dialog, so that the image that the user wrote intuitively for the user It becomes easy to understand how is displayed. Note that the number of dialogs may be four or more.
  • a line segment that passes through the midpoint of a line segment that connects two reference points and is orthogonal to the line segment is used as a boundary line.
  • the boundary line may be determined according to the aspect ratio of the display surface. Specifically, as shown in FIG. 9, the display control device 14 has an aspect ratio of 3: 4 with the midpoint 105 of the line segment 104 connecting the reference point 103a and the reference point 103b and the midpoint 105 as the vertex.
  • a line segment 302 that passes through the middle point 105 of the rectangle 301 and the apex facing the rectangle 301 is determined as a boundary. In this way, it is possible to set a boundary line that matches the usage pattern of the user.
  • the drawing image 304 when the shape of the display surface 11a is horizontally long, the user who started writing from the vicinity of the dialog 101a wrote the drawing image 303 along the horizontal direction as shown by the white arrow in FIG. Thereafter, a new drawing image 304 may be written.
  • the starting point of writing of the drawn image 304 may exceed the boundary line (the line segment 106 (shown by a two-dot chain line in FIG. 10)) set according to the method described in FIG.
  • the drawing image 304 is displayed according to the setting corresponding to the dialog 102b, and the drawing image 303 and the drawing corresponding to the writing by the same user are displayed.
  • the image 304 is displayed in a different manner.
  • the drawing image 303 and the drawing image 304 are displayed in the same manner. be able to.
  • the writing end point 401b of the drawing image 401 that has been written from the start point 401a in the area including the dialog 101a may exceed the boundary line (line segment 106). Even in this case, since the writing start point 401a of the drawing image 401 is included in the area including the dialog 101a, the drawing image 401 is displayed according to the setting corresponding to the dialog 101a. Assume that, after writing the drawing image 401, the same user writes the drawing image 402 from a point 402a in the vicinity of the writing end point 401b of the drawing image 401.
  • the drawing image 402 is displayed according to the setting corresponding to the dialog 101b in the above-described embodiment. Therefore, in the above-described embodiment, when the same user writes another drawing image following writing of a certain drawing image, the drawing image corresponding to the previous writing and the drawing image corresponding to the subsequent writing are displayed. It may be displayed in a different manner.
  • the display control device 14 prevents the drawing image corresponding to the previous writing and the drawing image corresponding to the subsequent writing from being displayed in different modes even in the case described above.
  • the following operations are performed.
  • the display control device 14 sets a predetermined range (for example, a circle having a predetermined radius with the writing end point as the center) around the writing end point. .
  • the display control device 14 also responds to the previous writing with respect to the drawn image corresponding to the subsequent writing. Displayed in the same manner as the drawn image. In the example shown in FIG.
  • the writing start point 402a of the drawing image 402 is included in a circle 403 having a predetermined radius as the center of the writing end point 401b of the drawing image 401.
  • the display control apparatus 14 displays the drawing image 402 according to the setting corresponding to the dialog 101a even if the start point 402a of the drawing image 402 is included in the area including the dialog 101b.
  • the plurality of drawn images can be displayed in the same manner.
  • the display control device 14 also includes a drawing image corresponding to the previous writing and a drawing image corresponding to the subsequent writing even when a new writing is started within a predetermined time after the previous writing ends. May be displayed in the same manner.
  • the display control device 14 fixes the position of the dialog 101 (reference point 103), but the position of the dialog 101 (reference point 103) may be changed dynamically. Specifically, in this modification, when changing the position of the reference point, the display control device 14 sets the end point of the previous writing as a new reference point. In this way, when writing is newly performed from the vicinity of the end point of the previous writing, the drawing image corresponding to the previous writing and the drawing image corresponding to the subsequent writing can be displayed in the same manner. When there is no end point of the previous writing, such as immediately after the image display system is turned on, the reference points 103a and 103b corresponding to the dialogs 101a and 101b may be used as in the above-described embodiment.
  • the drawing image 501 is written using the input device 12a, starting from a point 501a included in the area including the dialog 101a. Further, it is assumed that the drawing image 502 is written starting from the point 502a included in the area including the dialog 101b. Thereafter, when the reference point is changed, the display control device 14 sets the drawing end point 501b of the drawing image 501 as a new reference point 503a corresponding to the dialog 101a and writes the drawing image 502 as shown in FIG. Is set as a new reference point 503b corresponding to the dialog 101b.
  • the boundary line for selecting the setting related to the display of the drawn image is also changed from the line segment 106 to the line segment 404 as shown in FIG.
  • the reference point for example, when the user finishes writing and performs another writing from the vicinity of the end point of the writing, the drawing image corresponding to the previous writing and the subsequent writing are performed. It is possible to display the drawn image according to the same manner.
  • the display control device may be configured to be built in the display device. Further, the display control device may be configured to communicate with the detection device via the display device. Further, the display control device may be configured to communicate with the display device via the detection device.
  • FIG. 15 is a block diagram illustrating a configuration of a display device incorporating a display control device (display control unit).
  • a display device 11 ⁇ / b> A illustrated in FIG. 15 includes a display unit 111 and a display control unit 112.
  • the display unit 111 displays an image according to the control of the display control unit 112.
  • the display control unit 112 communicates with the detection device 13 via a communication unit (not illustrated in FIG.
  • the display control unit 112 controls display on the display unit 111.
  • the display control unit 112 receives the detection result of the detection device 13 from the detection device 13 via the communication unit according to the writing on the display surface of the display unit 111 using the input device 12, the detection result Based on the above, the display unit 111 displays an image corresponding to the writing.
  • the display control operation performed by the display control unit 112 is the same as the display control operation performed by the display control unit 111, and thus detailed description thereof is omitted.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • User Interface Of Digital Computer (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

Le système d'affichage d'image 10 de l'invention comprend : un dispositif d'affichage 11 ; un dispositif de détection 13 servant à détecter la position indiquée par un dispositif d'entrée 12 sur une surface d'affichage du dispositif d'affichage 11 ; et un dispositif de commande d'affichage 14 qui affiche, en réponse à l'écriture sur la surface d'affichage au moyen du dispositif d'entrée 12, une image sur le dispositif d'affichage 11 conforme à l'écriture, en suivant un paramètre correspondant à la position sur la surface d'affichage à laquelle l'écriture a commencé. Le paramètre diffère respectivement pour les régions de la surface d'affichage, une région de ce type étant déterminée par une pluralité de points de référence disposés dessus.
PCT/JP2014/071990 2014-08-22 2014-08-22 Système d'affichage d'image, dispositif de commande d'image, dispositif d'affichage et procédé de commande d'affichage Ceased WO2016027365A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2016543773A JP6222760B2 (ja) 2014-08-22 2014-08-22 画像表示システム、表示制御装置、表示装置、および表示制御方法
PCT/JP2014/071990 WO2016027365A1 (fr) 2014-08-22 2014-08-22 Système d'affichage d'image, dispositif de commande d'image, dispositif d'affichage et procédé de commande d'affichage
US15/317,859 US10438384B2 (en) 2014-08-22 2014-08-22 Image display system, image control device, display device and display control method
CN201480080636.XA CN106662973B (zh) 2014-08-22 2014-08-22 图像显示系统、图像控制设备、显示设备和显示控制方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/071990 WO2016027365A1 (fr) 2014-08-22 2014-08-22 Système d'affichage d'image, dispositif de commande d'image, dispositif d'affichage et procédé de commande d'affichage

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WO2016027365A1 true WO2016027365A1 (fr) 2016-02-25

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US (1) US10438384B2 (fr)
JP (1) JP6222760B2 (fr)
CN (1) CN106662973B (fr)
WO (1) WO2016027365A1 (fr)

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